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18785 commits 49 branches 53 tags 182 MiB
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3180 commits

Author SHA1 Message Date
Nikolaj Bjorner
0ce1c34d81 fix #5065 - regression solving str.from_int equations now that it isn't injective any longer 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-03-02 12:59:48 -08:00
Nuno Lopes
4c9fed21e2
increase starting size of ast's hash table to 512k entries (instead of 8) (#5040) 2021-03-02 11:45:07 -08:00
Nuno Lopes
ff1429413d Z3_subst: avoid unneded cache lookups 2021-03-01 11:14:24 +00:00
Nuno Lopes
5b24396ecd Z3_subst: add fast path for quantifier subst 
when replace patterns are ground
 2021-02-28 23:09:52 +00:00
Nikolaj Bjorner
13f05ae9dc enable wcnf output for weighted maxsat problems 2021-02-28 09:59:36 -08:00
Nikolaj Bjorner
830f314a3f fixes to dt_solver and related 2021-02-27 11:03:20 -08:00
Nikolaj Bjorner
08f55f9d1f start wcnf 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-26 11:13:44 -08:00
Nikolaj Bjorner
ea1089e980 fix #4938 2021-02-26 02:06:28 -08:00
Nikolaj Bjorner
04edfc9fdb out 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-23 18:14:20 -08:00
Nikolaj Bjorner
377d060036 move to separate axiom management 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-23 18:09:45 -08:00
Nikolaj Bjorner
d9fb40602e use theory agnostic axioms in more cases 2021-02-21 18:36:53 -08:00
Nuno Lopes
977082e2bd travis: disable LTO build; its just too slow 2021-02-21 20:18:48 +00:00
Nuno Lopes
4a3d63f9e4 NNF: dont allocate act_cache separately 2021-02-21 16:34:28 +00:00
Nuno Lopes
5e034e495f fix compiler warnings 2021-02-19 10:33:41 +00:00
Nikolaj Bjorner
27584d68db more rewrite rules 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-18 22:14:53 -08:00
Nikolaj Bjorner
b2eb248bad fixes, fix #5034 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-18 16:47:44 -08:00
Nikolaj Bjorner
ca9fcbd1df na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-18 13:46:59 -08:00
Nikolaj Bjorner
9ae3339c33 fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-18 12:33:17 -08:00
Nuno Lopes
14de590566 fix MSVC build 2021-02-18 19:05:20 +00:00
Nikolaj Bjorner
e63dc7efc2 more rewrite rules 2021-02-17 17:32:00 -08:00
Nuno Lopes
bcad4d9435 revert my mess with the ast hashtable 
will share results form the experiments later
 2021-02-17 14:29:07 +00:00
Nikolaj Bjorner
4f9117a921 Move seq axioms to theory independent module 2021-02-16 05:13:52 -08:00
Nikolaj Bjorner
823830181b butterfly effect with relevancy marking 
bail out of infinite instantiation loop
 2021-02-15 16:37:23 -08:00
Nikolaj Bjorner
c387863da1 fix #5032, reset substitution during fold transformation 2021-02-15 14:14:25 -08:00
Nikolaj Bjorner
1da7522893 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-14 17:47:19 -08:00
Nikolaj Bjorner
70b4822571 patch seq theory using purification to avoid unsoundness caused by interaction with canonization and rewriting 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-14 17:41:06 -08:00
Nuno Lopes
2db2767e7a remove unused method 
in preparation for a bigger storm :)
 2021-02-14 23:31:24 +00:00
Nikolaj Bjorner
45af1bd243 fix build, move seq_skolem 2021-02-14 14:40:29 -08:00
Nikolaj Bjorner
083d09aa81 fix #5016 2021-02-14 13:52:10 -08:00
Nikolaj Bjorner
83f4a006c6 wreckfun 2021-02-12 19:46:47 -08:00
Nikolaj Bjorner
612cc5cfba fix #5014 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-12 16:01:33 -08:00
Nikolaj Bjorner
25f53c0467 deal with warnings reported in https://launchpadlibrarian.net/522361319/buildlog_ubuntu-groovy-s390x.z3_4.8.10-1ubuntu4ppa1_BUILDING.txt.gz 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-02-11 13:49:47 -08:00
Nikolaj Bjorner
cbb570051c #5007 - wrong recognizer function definitions 2021-02-09 09:54:24 -08:00
Nikolaj Bjorner
a152bb1e80 remove template Context dependency in every trail object 2021-02-08 15:41:57 -08:00
Nikolaj Bjorner
8fffc03263 remove bv dependencies 2021-02-08 10:57:50 -08:00
Nikolaj Bjorner
0f29fff836 remove bit-vector dependencies in seq theory 2021-02-08 10:57:50 -08:00
Nuno Lopes
52e67b0d3e
switch expr_safe_replace to std::unordered_map (#5003) 
* switch expr_safe_replace to std::unordered_map

* further tweaks to expr_safe_replace for an overall speedup of 1.x in Z3_substitute
 2021-02-07 18:20:48 -08:00
Nuno Lopes
615cafe39b remove unneded pragma once 2021-02-07 12:54:17 +00:00
Nikolaj Bjorner
8f577d3943 remove ast_manager get_sort method entirely 2021-02-02 13:57:01 -08:00
Nikolaj Bjorner
489df0760f experiments with LNS 2021-02-02 13:03:54 -08:00
Nikolaj Bjorner
4ad95939b6 fix build 2021-02-02 06:40:31 -08:00
Nikolaj Bjorner
cc001ad682 fix regression 2021-02-02 06:16:06 -08:00
Nikolaj Bjorner
937b61fc88 fix build, refactor 2021-02-02 05:26:57 -08:00
Nikolaj Bjorner
3ae4c6e9de refactor get_sort 2021-02-02 04:45:54 -08:00
Nikolaj Bjorner
4455f6caf8 move to get_sort as method, add opt_lns pass, disable xor simplification unless configured, fix perf bug in model converter update trail 2021-02-02 03:58:19 -08:00
Nikolaj Bjorner
46f754c43d add priority queue to instantiation 2021-01-31 16:17:52 -08:00
Nikolaj Bjorner
942706e271 equality simplification 2021-01-31 15:44:43 -08:00
Nikolaj Bjorner
6d99a8f0cc fixes for unicode 2021-01-31 14:55:52 -08:00
Nikolaj Bjorner
60cc9d8182 set unicode by default 2021-01-31 11:32:33 -08:00
Nikolaj Bjorner
8fde6c207d set unicode to default 2021-01-31 07:22:51 -08:00